EMI LDA offers a wide range of hand-held tachometers that measure the total number of revolutions of a shaft or number of pulses of reciprocating equipment. Our models can measure and record last/min/max and reading different units of measure. Our tachometers are designed for applications such as motor speed, conveyor, fan speed, length speed. Measurements that measure rpm of motors or shafts, either contact or non-contact with Laser style combination tachometer.